Biotin-PEG3-OH

Cat. # Quantity Price Lead time
2784-100mg 100 mg $110 in stock
2784-1g 1 g $298 in stock
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Bifunctional triethyleneglycol (PEG3) linker with biotin and hydroxyl moieties. The terminal hydroxyl group in the crosslinker can react with esters, azides, amines, and halogen derivatives in various conditions. Biotin-labeled biomolecules can be bound to avidin or streptavidin for further purification and detection.

This structure of biotin azide features a long hydrophilic PEG3 linker that separates biotin residue from the target molecule for efficient binding with streptavidin. Its linker also enhances aqueous solubility to facilitate conjugation.

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General properties

Appearance: white solid
Molecular weight: 375.49
CAS number: 289714-02-9
Molecular formula: C16H29N3O5S
IUPAC name: N-(2-(2-(2-Hydroxyethoxy)ethoxy)ethyl)-5-(2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide
Solubility: water, DMSO, DMF, alcohols
Quality control: NMR 1H and HPLC-MS (95+%)
Storage conditions: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate.
MSDS: Download
Product specifications
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